Home / 2,928.24-4,048.65-2,413.08

Finding the Fourth Proportional to 2,928.24, 4,048.65 and 2,413.08

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Solution

The fourth proportional to 2,928.24, 4,048.65 and 2,413.08 is: 3,336.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,928.24 : 4,048.65 = 2,413.08 : x
  2. Step 2: Convert to fraction form
    2,928.24/4,048.65 = 2,413.08/x
  3. Step 3: Cross multiply
    2,928.24x = 4,048.65 × 2,413.08
  4. Step 4: Simplify right side
    2,928.24x = 9,769,716.34
  5. Step 5: Solve for x
    x = 9,769,716.34/2,928.24
  6. Step 6: Final answer
    x = 3,336.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.